Why Bird was a puppet bird that appeared on Playbus and later Playdays from 1988 to 1997. Originally voiced by Fiona Beynon Brown, and later Ellie Darvill, Why had her own stop on Mondays, the Why Bird Stop throughout the series. Why, whose full name was the Who What Which When How or Why Bird, also appeared in the other stops on Playdays, such as the Roundabout Stop.